Drivetrain› Differentials and Rear-End Components

Richmond Gear/Motive Gear

Differential Spool

$315.17

SKU: R01O 81-1230-1

In Stock
In Stock
Ships by Jun 7
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

This is a full spool that replaces the carrier and spider gears in an open differential, locking both axles together. It is designed for GM 8.875" (12-bolt) differentials with 30 splines and 4.10 Ratio and Higher carrier break. C-clip eliminators are required. Made from steel.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandRichmond Gear/Motive Gear
Part NumberR01O 81-1230-1

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy